Method and apparatus for self-degrading digital data
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Nov 20, 2003
app pub date -
May 14, 2002
filing date -
May 14, 2002
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
When copies of digital are made or after use of the digital data, the quality of the digital data is reduced or degraded. The degradation may be in any way suitable to the nature of the digital data. In one embodiment, the content provider which originates the digital data may specify a degradation policy or degradation specification model for the digital data. When the digital data is copied or moved, the copy is degraded according to this specified policy or model. In this manner, the content provider can control the extent to which the end user can copy the material. The end user can make copies limited in number only by the degradation of the digital data.
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